Solve the system of equations. If the system has infinitely many solutions, let the last variable be the arbitrary variable. 9x - 6y - 8z = 5 2x + 8y + 5z = -1 18x - 12y - 16z = -9
A. {(2, 2, -1)}
B. ?
C. {(5, -1, -9)}
D. 
Answer: B
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Solve the problem.Computer Specialists is planning a group vacation to one of the following locations: Alaska (A), Florida (F), San Antonio (S), or Hawaii (H). In a preliminary, nonbinding election, the employees rank the four possible sites. The results are depicted in the following preference schedule.
Suppose that after the preliminary election the four voters who voted FSHA, in that order, change their votes to HSAF. The official vote is then held. If the winner is decided by sequential runoffs, is Fairness Criterion 3 satisfied?
A. yes B. no
Provide an appropriate response.Graph the equation 3x - 2y = 6 using the intercepts procedure
A. 
B. 
C. 
D. 
Find the indicated term of the sequence.an = (-1)n-1(5.4n - 17.5); a10
A. -36.5 B. 71.5 C. -71.5 D. -54
Evaluate the expression for the given value or values.6x, for x = 9
A. 15
B. 54
C. 
D. 